| decameter | 1 dam | 2 dam | 3 dam | 4 dam | 5 dam | 6 dam | 7 dam | 8 dam | 9 dam | 10 dam | 11 dam | 12 dam | 13 dam | 14 dam | 15 dam | 16 dam | 17 dam | 18 dam | 19 dam | 20 dam | 21 dam | 22 dam | 23 dam | 24 dam | 25 dam | 26 dam | 27 dam | 28 dam | 29 dam | 30 dam | 31 dam | 32 dam | 33 dam | 34 dam | 35 dam | 36 dam | 37 dam | 38 dam | 39 dam | 40 dam | 41 dam | 42 dam | 43 dam | 44 dam | 45 dam | 46 dam | 47 dam | 48 dam | 49 dam | 50 dam | 51 dam | 52 dam | 53 dam | 54 dam | 55 dam | 56 dam | 57 dam | 58 dam | 59 dam | 60 dam | 61 dam | 62 dam | 63 dam | 64 dam | 65 dam | 66 dam | 67 dam | 68 dam | 69 dam | 70 dam | 71 dam | 72 dam | 73 dam | 74 dam | 75 dam | 76 dam | 77 dam | 78 dam | 79 dam | 80 dam | 81 dam | 82 dam | 83 dam | 84 dam | 85 dam | 86 dam | 87 dam | 88 dam | 89 dam | 90 dam | 91 dam | 92 dam | 93 dam | 94 dam | 95 dam | 96 dam | 97 dam | 98 dam | 99 dam | 100 dam |
| millimeter | 10 000 mm | 20 000 mm | 30 000 mm | 40 000 mm | 50 000 mm | 60 000 mm | 70 000 mm | 80 000 mm | 90 000 mm | 100 000 mm | 110 000 mm | 120 000 mm | 130 000 mm | 140 000 mm | 150 000 mm | 160 000 mm | 170 000 mm | 180 000 mm | 190 000 mm | 200 000 mm | 210 000 mm | 220 000 mm | 230 000 mm | 240 000 mm | 250 000 mm | 260 000 mm | 270 000 mm | 280 000 mm | 290 000 mm | 300 000 mm | 310 000 mm | 320 000 mm | 330 000 mm | 340 000 mm | 350 000 mm | 360 000 mm | 370 000 mm | 380 000 mm | 390 000 mm | 400 000 mm | 410 000 mm | 420 000 mm | 430 000 mm | 440 000 mm | 450 000 mm | 460 000 mm | 470 000 mm | 480 000 mm | 490 000 mm | 500 000 mm | 510 000 mm | 520 000 mm | 530 000 mm | 540 000 mm | 550 000 mm | 560 000 mm | 570 000 mm | 580 000 mm | 590 000 mm | 600 000 mm | 610 000 mm | 620 000 mm | 630 000 mm | 640 000 mm | 650 000 mm | 660 000 mm | 670 000 mm | 680 000 mm | 690 000 mm | 700 000 mm | 710 000 mm | 720 000 mm | 730 000 mm | 740 000 mm | 750 000 mm | 760 000 mm | 770 000 mm | 780 000 mm | 790 000 mm | 800 000 mm | 810 000 mm | 820 000 mm | 830 000 mm | 840 000 mm | 850 000 mm | 860 000 mm | 870 000 mm | 880 000 mm | 890 000 mm | 900 000 mm | 910 000 mm | 920 000 mm | 930 000 mm | 940 000 mm | 950 000 mm | 960 000 mm | 970 000 mm | 980 000 mm | 990 000 mm | 1 000 000 mm |
Dekameter or decameter is a common metric unit of distance. It is equal to 10 meters or 32.8084 feet. Plural name is dekameters.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| decameter | dam | ≡ 1×10 m | ≡ 1×10 m | Metric system SI |
| decameters | millimeters | decameters | millimeters |
|---|---|---|---|
| 1 | ≡ 10000 | 4 | ≡ 40000 |
| 1.5 | ≡ 15000 | 4.5 | ≡ 45000 |
| 2 | ≡ 20000 | 5 | ≡ 50000 |
| 2.5 | ≡ 25000 | 5.5 | ≡ 55000 |
| 3 | ≡ 30000 | 6 | ≡ 60000 |
The millimetre (International spelling as used by the International Bureau of Weights and Measures; SI unit symbol mm) or millimeter (American spelling) is a unit of length in the metric system, equal to one thousandth of a metre, which is the SI base unit of length. Therefore there are thousand millimetres in a metre. There are ten millimetres in a centimetre.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| millimeter | mm | ≡ 1×10-3 m ≡ 0.001 m | ≡ 1×10-3 m ≡ 0.001 m | Metric system SI |
| millimeters | decameters | millimeters | decameters |
|---|---|---|---|
| 1 | ≡ 0.0001 | 4 | ≡ 0.0004 |
| 1.5 | ≡ 0.00015 | 4.5 | ≡ 0.00045 |
| 2 | ≡ 0.0002 | 5 | ≡ 0.0005 |
| 2.5 | ≡ 0.00025 | 5.5 | ≡ 0.00055 |
| 3 | ≡ 0.0003 | 6 | ≡ 0.0006 |
| decameters | millimeters |
|---|---|
| 1 | ≡ 10 000 |
| 0.0001 | ≡ 1 |
You can find the conversion in other languages in the following:
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |